John Deere 19M8639 M20 X 70 Hexagonal Head Screw is designed for secure fastening in a variety of applications. This hexagonal head screw measures 70 mm (2 3/4 in) in length, with a thread length of 62.50 mm (2.46 in) and a thread pitch of 2.50 mm (0.1 in). It features a head thickness of 12.72 mm (1/2 in) and a head width of 30 mm (1.18 in), with a thread size of 20 mm (0.79 in). Crafted from high-quality general steel, it is finished with a zinc coating to enhance durability and provide excellent corrosion resistance, ensuring long-lasting performance. Model Number: 19M8639